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nvd[email protected]NVD:CVE-2021-26539
HistoryFeb 08, 2021 - 5:15 p.m.

CVE-2021-26539

2021-02-0817:15:13
[email protected]
web.nvd.nist.gov
3
apostrophe technologies
sanitize-html
whitelist validation
internationalized domain name

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS

0.001

Percentile

49.3%

JSON

Apostrophe Technologies sanitize-html before 2.3.1 does not properly handle internationalized domain name (IDN) which could allow an attacker to bypass hostname whitelist validation set by the “allowedIframeHostnames” option.

Affected configurations

Nvd
Node
apostrophecmssanitize-htmlRange<2.3.1node.js
VendorProductVersionCPE
apostrophecmssanitize-html*cpe:2.3:a:apostrophecms:sanitize-html:*:*:*:*:*:node.js:*:*

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CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS

0.001

Percentile

49.3%

JSON
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